Sample HA 20
NavDat sample number 42957 · ANDESITE
Sample
| Sample ID | HA 20 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | hornblende andesite |
Location
| Latitude | 37.509 |
|---|---|
| Longitude | -106.936 |
| Location | Beaver Ck. |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.71 | 27.62 | 27.8 |
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.57 | WT% | XRF | |
| TIO2 | 0.85 | WT% | XRF | |
| AL2O3 | 17.14 | WT% | XRF | |
| FE2O3 | 9.02 | WT% | XRF | |
| MGO | 2.81 | WT% | XRF | |
| CAO | 6.56 | WT% | XRF | |
| NA2O | 3.52 | WT% | XRF | |
| K2O | 2.09 | WT% | XRF | |
| P2O5 | 0.39 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| TOTAL | 99.07 | WT% | XRF | |
| ZN | 88 | PPM | XRF | |
| RB | 35 | PPM | XRF | |
| SR | 862 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 148 | PPM | XRF | |
| NB | 7 | PPM | XRF | |
| PB | 17 | PPM | XRF | |
| TH | -2 | PPM | XRF | |
| BA | 773 | PPM | XRF | |
| LA | 22 | PPM | XRF | |
| CE | 52 | PPM | XRF | |
| ND | 23 | PPM | XRF | |
| CU | 14 | PPM | XRF | |
| V | 116 | PPM | XRF | |
| CR | 3 | PPM | XRF | |
| NI | 4 | PPM | XRF | |
| HF | 4 | PPM | INAA |